OpenAI CEO Sam Altman says the company will surpass 1 million GPUs by the end of 2025, but his sights are set on 100 million. Already backed by the world’s largest AI data center in Texas, OpenAI’s infrastructure push highlights the growing clash between AI ambitions and power grid realities.

A China-linked threat actor has been observed exploiting SharePoint servers to deliver ransomware, according to Microsoft researchers, in the latest sign of worsening attacks against on-premises SharePoint Server customers.

A cyber-espionage campaign centered on vulnerable versions of Microsoft's server software now involves the deployment of ransomware, Microsoft said in a late Wednesday blog post.